MPI_Universe_size API

Description

mpi.universe.size returns the total number of CPUs available in a cluster. Some MPI implements may not have this MPI call available.

Usage

  mpi.universe.size()

Arguments

None.

Author(s)

Hao Yu

References

http://www.lam-mpi.org/, http://www-unix.mcs.anl.gov/mpi/www/www3/

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